una cosa del genere ?
codice:
<BODY>
<table height=156px >
<TR>
<TD>
<div style="BORDER-RIGHT: black 1px solid; BORDER-TOP: black 1px solid; overflow:hidden; BORDER-LEFT: black 1px solid; WIDTH: 131px; BORDER-BOTTOM: black 1px solid; HEIGHT: 156px">
<div id="content" style="position:relative;width:190;left:0;top:0">
dasdas
dasdas
dasdas
asdas
dasdas
dasdas
dasdas
dasdas
dasdas
v
vdasdas
dasdas
dasdas
dasdas
vv
sadasdasd
as
das
d
</div>
</div>
</TD>
<td>
<table height=100% >
<tr>
<td><img onclick="VaiSu()">
</td>
</tr>
<tr height=100% >
<td >
</td>
</tr>
<tr>
<td><img onclick="VaiGiu()">
</td>
</tr>
</table>
</td>
</tr>
</table>
</BODY>
<script language=javascript >
var iens6=document.all||document.getElementById
var ns4=document.layers
var speed = 20
if (iens6){
var crossobj=document.getElementById? document.getElementById("content") : document.all.content
var contentheight=crossobj.offsetHeight
}
else if (ns4){
var crossobj=document.nscontainer.document.nscontent
var contentheight=crossobj.clip.height
}
function VaiSu(){
if (iens6&&parseInt(crossobj.style.top)<=0){
crossobj.style.top=parseInt(crossobj.style.top)+speed
}
else if (ns4&&crossobj.top<=0){
crossobj.top+=speed
}
}
function VaiGiu(){
if (iens6&&parseInt(crossobj.style.top)>=(contentheight*(-1)+100)){
crossobj.style.top=parseInt(crossobj.style.top)-speed
}
else if (ns4&&crossobj.top>=(contentheight*(-1)+100)){
crossobj.top-=speed
}
}
</script>
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